package opp.Demo09;

public class Student {
    private static int age;//静态变量
    private double score;//非静态的变量

    public static void main(String []args){
        Student s1 = new Student();
        System.out.println(s1.age);
        System.out.println(s1.score);
        // System.out.println(Student.score);
        System.out.println(Student.age);
    }
}
